Bump com.google.protobuf:protobuf-java in /java in the java group (#87)

Bumps the java group in /java with 1 update: [com.google.protobuf:protobuf-java](https://github.com/protocolbuffers/protobuf).


Updates `com.google.protobuf:protobuf-java` from 4.29.2 to 4.29.3
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](https://github.com/protocolbuffers/protobuf/commits)

---
updated-dependencies:
- dependency-name: com.google.protobuf:protobuf-java
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: java
...

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java/pom.xml

@@ -15,7 +15,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
         <grpc.version>1.69.0</grpc.version>
-        <protobuf.version>4.29.2</protobuf.version>
+        <protobuf.version>4.29.3</protobuf.version>
     </properties>
 
     <dependencies>